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Finding the Fourth Proportional to 432,832.60, 648,941.70 and 166,490.20

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Solution

The fourth proportional to 432,832.60, 648,941.70 and 166,490.20 is: 249,617.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,832.60 : 648,941.70 = 166,490.20 : x
  2. Step 2: Convert to fraction form
    432,832.60/648,941.70 = 166,490.20/x
  3. Step 3: Cross multiply
    432,832.60x = 648,941.70 × 166,490.20
  4. Step 4: Simplify right side
    432,832.60x = 108,042,433,421.34
  5. Step 5: Solve for x
    x = 108,042,433,421.34/432,832.60
  6. Step 6: Final answer
    x = 249,617.13

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